Lateral Thinking: An Introduction

Parallel Thinking

Five-Day Course in Thinking

The Mechanism of Mind: Understand how your mind works to maximise memory and creative potential

Handbook for a Positive Revolution: The Five Success Principles for Personal and Global Change

Textbook of Wisdom: Shortcuts to Becoming Wiser Than Your Years

Six Frames: For Thinking About Information

Teach Yourself To Think

Future Positive

The Happiness Purpose

Sur/petition: The New Business Formula to Help You Stay Ahead of the Competition

Lateral Thinking: A Textbook of Creativity

Conflicts: A Better Way to Resolve Them

Six Thinking Hats: The multi-million bestselling guide to running better meetings and making faster decisions

How to be More Interesting: Change how you see yourself and how the world sees you

Simplicity

How To Have A Beautiful Mind

I Am Right, You Are Wrong

Lateral Thinking: Creativity Step by Step

Teach Your Child How To Think